Pith Number

pith:RITJKDHB

pith:2018:RITJKDHBP3A6FGOZDXVISJNA6B

not attested not anchored not stored refs pending

Treatment of solid objects in the Pencil Code using an immersed boundary method and overset grids

Chaoli Mao, Helge I. Andersson, J{\o}rgen R. Aarnes, Kun Luo, Nils E. L. Haugen, Tai Jin

arxiv:1806.06776 v1 · 2018-06-18 · physics.comp-ph · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RITJKDHBP3A6FGOZDXVISJNA6B}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:00:30.153949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a26950ce17ec1e299d91dea8925a0f070e4a6a8fe73111fa4c04df27b38f127

Aliases

arxiv: 1806.06776 · arxiv_version: 1806.06776v1 · doi: 10.48550/arxiv.1806.06776 · pith_short_12: RITJKDHBP3A6 · pith_short_16: RITJKDHBP3A6FGOZ · pith_short_8: RITJKDHB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/RITJKDHBP3A6FGOZDXVISJNA6B \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 8a26950ce17ec1e299d91dea8925a0f070e4a6a8fe73111fa4c04df27b38f127

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbbc6d31e2ab17a23dc6c5ad3f2cd169b3abb0e06790290fff9b223797db3442",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-06-18T15:35:48Z",
    "title_canon_sha256": "aaa7ac4b96ef0d71b68c8ef699046f3a16413dfa6d2cbd8a6e83e07c8a074b8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06776",
    "kind": "arxiv",
    "version": 1
  }
}